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Finding the Fourth Proportional to 341,232.72, 511,909.83 and 116,618.10

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Solution

The fourth proportional to 341,232.72, 511,909.83 and 116,618.10 is: 174,947.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,232.72 : 511,909.83 = 116,618.10 : x
  2. Step 2: Convert to fraction form
    341,232.72/511,909.83 = 116,618.10/x
  3. Step 3: Cross multiply
    341,232.72x = 511,909.83 × 116,618.10
  4. Step 4: Simplify right side
    341,232.72x = 59,697,951,745.92
  5. Step 5: Solve for x
    x = 59,697,951,745.92/341,232.72
  6. Step 6: Final answer
    x = 174,947.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.